... highest Performance/Price ratio USB2.0 8-CH realtime USB DVR. It support up to 8 CH, D1 resolution ... 0 4-CH (4-CH Video, 4-CHAudio)realtime USB DVR BOX. · Adopting larget FPGA with our own IP for ... at the same time which is better than the Harddisk DVR so far. Specification. SpecificationUUDVR-8HostVideo8-CH, BNCAudio4-CH ... , iPad, IOS4.1 or above realtime 8CH USB DVR,8ch video capture card,USB2.0 cctv ...